chore(deps-dev): bump chromatic from 6.19.9 to 6.20.0 (#4734)

Bumps [chromatic](https://github.com/chromaui/chromatic-cli) from 6.19.9 to 6.20.0.
- [Changelog](https://github.com/chromaui/chromatic-cli/blob/main/CHANGELOG.md)
- [Commits](chromaui/chromatic-cli@v6.19.9...v6.20.0)

---
updated-dependencies:
- dependency-name: chromatic
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

yarn.lock

@@ -6152,9 +6152,9 @@ chownr@^2.0.0:
   integrity sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ==
 
 chromatic@^6.0.4:
-  version "6.19.9"
-  resolved "https://registry.yarnpkg.com/chromatic/-/chromatic-6.19.9.tgz#b73548ad31154f3ac5e1291268ee44e4778e3057"
-  integrity sha512-UHrPbPoLnJwd063cRSO0U865VhcATykpMiHsAnNFz5EFRsBvM9wefqyS2Z6W8Ti9J7Fjrf4MV4PA+Q5k2lhFfQ==
+  version "6.20.0"
+  resolved "https://registry.yarnpkg.com/chromatic/-/chromatic-6.20.0.tgz#28dcbcc254e51bcb887d9b5203b3a11dd5ff890a"
+  integrity sha512-PN00MNAg++kXl9HM4JgTHJAMiJQ+nZYhtmKF+viZ6N//CLN5sZrHK5x5TSj/0z/cMhx2gGtbwgRhLHGGqxpj5w==
 
 chrome-trace-event@^1.0.2:
   version "1.0.3"